<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>
  <table border="1">
    <caption>商品列表</caption>
    <tr><th>id</th><th>标题</th><th>价格</th><th>库存</th><th>操作</th></tr>
    <tr v-for="p in arr">
      <td>{{p.id}}</td>
      <td>{{p.title}}</td>
      <td>{{p.price}}</td>
      <td>{{p.num}}</td>
      <td>
        <a :href="'/update.html?id='+p.id">修改</a>
        <a href="javascript:void(0)" @click="del(p.id)">删除</a>

      </td>
    </tr>
  </table>
</div>
<script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
<script src="https://cdn.staticfile.org/vue/2.6.14/vue.min.js"></script>
<script>
    let v=new Vue({
        el:"body>div",
        data:{
            arr:[]
        },
        methods:{
          del(id){
            if(confirm("您确认删除此商品吗")){
              //发出异步post
              axios.post("/delete?id="+id).then(function () {
                location.reload();//刷新页面
              })
            }
          }
        },
          created:function () {
            //此方法是Vue对象实例化过程中调用的方法,进入页面立即发请求的代码写在此处
            axios.get("/select").then(function (response) {
              //服务器返回的是装着多个商品对象的数组
              v.arr = response.data;

            })
          }
    })
</script>
</body>
</html>